Categories Aggregation query

categories.sh

# get the number of distinct category values in the index
curl -XGET "http://localhost:9200/pelias/_search?search_type=count" -d'
{   
    "aggs": {
        "categories": {
            "cardinality": {
                "field": "category"
            }
        }
    }
}'

# get the number of documents for each category
curl -XGET "http://localhost:9200/pelias/_search?search_type=count" -d'
{   
    "aggs": {
        "categories": {
            "terms": {
                "field": "category",
                "size": 107
            }
        }
    }
}'